From: Anson Huang <anson.huang@nxp.com>
To: Shawn Guo <shawnguo@kernel.org>
Cc: "mark.rutland@arm.com" <mark.rutland@arm.com>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"s.hauer@pengutronix.de" <s.hauer@pengutronix.de>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"robh+dt@kernel.org" <robh+dt@kernel.org>,
"andreas@kemnade.info" <andreas@kemnade.info>,
dl-linux-imx <linux-imx@nxp.com>,
"kernel@pengutronix.de" <kernel@pengutronix.de>,
"festevam@gmail.com" <festevam@gmail.com>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: RE: [PATCH 1/5] ARM: dts: imx6qdl-sabresd: Remove incorrect power supply assignment
Date: Thu, 9 Jan 2020 08:25:03 +0000 [thread overview]
Message-ID: <DB3PR0402MB39168406714A06869C33D037F5390@DB3PR0402MB3916.eurprd04.prod.outlook.com> (raw)
In-Reply-To: <20200109080600.GH4456@T480>
Hi, Shawn
> Subject: Re: [PATCH 1/5] ARM: dts: imx6qdl-sabresd: Remove incorrect
> power supply assignment
>
> On Mon, Dec 30, 2019 at 09:41:07AM +0800, Anson Huang wrote:
> > The vdd3p0's input should be from external USB VBUS directly, NOT
>
> Shouldn't USB VBUS usually be 5V? It doesn't seem to match 3.0V which is
> suggested by vdd3p0 name.
>
> > PMIC's sw2, so remove the power supply assignment for vdd3p0.
> >
> > Fixes: 93385546ba36 ("ARM: dts: imx6qdl-sabresd: Assign corresponding
> > power supply for LDOs")
>
> Is it only a description correcting or is it fixing a real problem? I'm trying to
> understand it is a 5.5-rc material or can be applied for 5.6.
>
It is fixing a real problem about USB LDO voltage, that is why we noticed this issue.
Thanks,
Anson.
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next prev parent reply other threads:[~2020-01-09 8:25 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-30 1:41 [PATCH 1/5] ARM: dts: imx6qdl-sabresd: Remove incorrect power supply assignment Anson Huang
2019-12-30 1:41 ` [PATCH 2/5] ARM: dts: imx6sx-sdb: " Anson Huang
2019-12-30 1:41 ` [PATCH 3/5] ARM: dts: imx6sl-evk: " Anson Huang
2019-12-30 1:41 ` [PATCH 4/5] ARM: dts: imx6sll-evk: " Anson Huang
2019-12-30 1:41 ` [PATCH 5/5] ARM: dts: imx6sl-tolino-shine3: " Anson Huang
2020-01-09 8:06 ` [PATCH 1/5] ARM: dts: imx6qdl-sabresd: " Shawn Guo
2020-01-09 8:25 ` Anson Huang [this message]
2020-01-09 9:09 ` Shawn Guo
2020-01-09 9:25 ` Anson Huang
2020-01-09 9:28 ` Anson Huang
2020-01-09 10:38 ` Shawn Guo
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